CVE-2021-21016

9.1 criticalEPSS 4.9%

Critical (9.1) in magento magento. EPSS 4.9% chance of exploitation in the next 30 days.

Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to OS command injection via the WebAPI. Successful exploitation could lead to remote code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.

Severity

CVSS 3.0

9.1 critical

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS: 4.9% chance of exploitation in the next 30 days; higher than 92% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2021-02-11
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

magento:magento

References

https://helpx.adobe.com/security/products/magento/apsb21-08.html
https://helpx.adobe.com/security/products/magento/apsb21-08.html

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